4. A football player has a mass of 75 kg, and he is running with a velocity of 18 m/s. What is his momentum?

Determine the age of a fossil if it had only one eighth of its original carbon-14 content remaining?

A1500 w electric heater is plugged into the outlet of a 120 v circuit that has a 20 a circuit breaker. you plug an electric hair dryer into the same outlet. the hair dryer has power settings of 600 w, 900 w , 1200 w, and 1500 w. you start with the hair dryer on the 600 w setting and increase the power setting until the circuit breaker trips. under what setting does the circuit breaker trip.

It takes a lot of energy to get the temperature of water to increase and eventually boil because water has a high heat.